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Sourcecode: adonthell-data version File versions  Download package

main_menu.py

#
#  $Id: main_menu.py,v 1.19 2002/09/29 16:09:22 ksterker Exp $
#
#  (C) Copyright 2001 Kai Sterker <kaisterker@linuxgames.com>
#  Part of the Adonthell Project http://adonthell.linuxgames.com
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License.
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY.
#
#  See the COPYING file for more details
#

from adonthell import *

# -- pygettext support
def _(message): return nls_translate (message)

# The Game Menu
class main_menu (win_container):

    # Displays Waste's Edge's Main menu
    #   startup defines whether the options scroll into view (0) or simply appear (1)
    #   enable_s defines whether we have a "save" option (1) or not (0)
    #   enable_b turns background/border on (1) or off (0)
    def __init__ (self, startup, enable_s, enable_b = 0):   
        win_container.__init__(self)
        
        # -- Init Position
        self.move (0, 0)      
        self.resize (320, 240)
        
        # -- load font and theme
        self.font = win_manager_get_font ("original")
        self.theme = win_manager_get_theme ("original")

        self.enable_save = enable_s
        self.enable_b = enable_b

        y_pos = 30
        if enable_s: y_pos = 15

        self.py_signal_connect (self.on_update, win_event_UPDATE)
        
        self.a_title = win_image()
        self.a_title.load_raw ("gfx/cutscene/adonthell_green.img")
        self.a_title.set_mask (1)
        self.a_title.move ((self.length() - self.a_title.length())/2, y_pos)
        self.a_title.thisown = 0
        self.a_title.pack()
        y_pos = y_pos + 30

        self.title = win_label()
        self.title.set_font(self.font)
        self.title.set_form (label_AUTO_SIZE)
        self.title.set_text ("-- Waste's Edge --")
        self.title.move ((self.length()-self.title.length())/2, y_pos)
        self.title.thisown = 0
        self.title.pack()
        y_pos = y_pos + 40

        self.new_game = win_label()
        self.new_game.set_font(self.font)
            self.new_game.set_form (label_AUTO_SIZE)
        if enable_s == 0: self.new_game.set_text (_("New Game"))
        else: self.new_game.set_text (_("Continue"))
        self.new_game.move (-self.new_game.length (), y_pos)
        self.new_game.pack()
        self.new_game.thisown = 0
        y_pos = y_pos + 30

        self.load_game = win_label ()
        self.load_game.set_font(self.font)
        self.load_game.set_form (label_AUTO_SIZE)
        self.load_game.set_text (_("Load Game"))
        self.load_game.move (self.length (), y_pos)
        self.load_game.pack()
        self.load_game.thisown = 0
        y_pos = y_pos + 30
      
        self.save_game = win_label ()
        self.save_game.set_font(self.font)
        self.save_game.set_form (label_AUTO_SIZE)
        self.save_game.set_text (_("Save Game"))
        self.save_game.move (-self.save_game.length (), y_pos)  
            self.save_game.pack()
        self.save_game.thisown = 0
        if enable_s: y_pos = y_pos + 30
      
        self.options = win_label ()
        self.options.set_font (self.font)
        self.options.set_form (label_AUTO_SIZE)
        self.options.set_text (_("Options"))
        self.options.move (-self.options.length (), y_pos)
        self.options.pack()
        self.options.set_can_be_selected (0)
        self.options.set_brightness (1)
        self.options.thisown = 0
        y_pos = y_pos + 30
      
        self.labquit = win_label ()
        self.labquit.set_font(self.font)
        self.labquit.set_form (label_AUTO_SIZE)
        self.labquit.set_text (_("Quit"))
        self.labquit.move (self.length (), y_pos)
        self.labquit.pack()
        self.labquit.thisown = 0
        y_pos = y_pos + 30

        self.labels = [self.new_game, self.load_game, self.options, self.labquit]
        if enable_s: self.labels.insert (2, self.save_game)
        else:
            self.save_game.thisown = Python
            del self.save_game
        
        for label in self.labels:
            self.add (label)    
            
        self.set_activate (1)
        self.set_visible_all (1)    

        if startup == 0:
            self.startup = 1
            sign = 1
            self.goals = ()
            self.moves = ()

            for label in self.labels:
                self.goals = self.goals + ((self.length () - label.length ())/2,)
                self.moves = self.moves + (3*sign,)
                sign = sign * -1

        else:
            self.startup = 0
            for label in self.labels:
                label.move ((self.length()-label.length())/2, label.y ())
            self.add_to_select ()


    # -- make the menu options available for selecting
    def add_to_select (self):
        self.select = win_select()
        self.select.move (70,10)
        self.select.resize (180, 220)
                  
        self.select.set_mode (win_select_MODE_BRIGHTNESS)
        self.select.py_signal_connect (self.on_select, win_event_ACTIVATE_KEY);

        self.select.set_background (self.theme)
        self.select.set_visible_background (self.enable_b)
        self.select.set_trans_background (1)

        self.select.set_border(self.theme, win_border_MINI)
        self.select.set_visible_border (self.enable_b)

        self.select.set_circle (1)
        self.select.set_visible_all (1)
        self.select.thisown = 0

        self.select.set_activate (1)
        self.set_focus_object (self.select)

        self.add (self.select)

        for label in self.labels:
            self.remove (label)
            label.move (label.x () - 70, label.y () - 10)
            self.select.add (label)

        # -- cleanup
        del self.labels
        
        # -- add the title
        self.set_align (win_base_ALIGN_CENTER)
        self.add (self.a_title)
        self.add (self.title)
        self.set_visible_all (1)


    # -- after closing the menu, this returns the selected option
    def get_result (self):
        return self.retval
    

    # -- callback for custom updating
    def on_update (self):
        # -- slide in the menu options
        if self.startup > 0:
            if self.create_menu (self.moves, self.goals) == 0:
                self.add_to_select ()
                del self.moves
                del self.goals
                self.startup = 0
                
        # -- pressing ESC will close the menu if it's open
        if input_has_been_pushed (SDLK_ESCAPE):
            # -- If we're on the title screen, then exit the game
            if self.enable_save == 0: self.retval = 5
            else: self.retval = 0
            gamedata_engine ().main_quit ()


    # -- Callback to get informed of the player's choice
    def on_select (self):
        self.retval = self.select.get_selected_position ()

        # -- skip save option on title screen
        if self.enable_save == 0 and self.retval > 2:
            self.retval = self.retval + 1
       
        # -- Load Game
        if self.retval == 2:
            lg = data_screen (LOAD_SCREEN)
            lg.set_activate (1)
            
            # -- hide the game menu if we are not on the title screen
            if self.enable_save == 1:
                self.set_visible (0)
            
            # -- open the Load screen
            gamedata_engine ().main (lg, "load_screen")
            
            # -- if we are on the title screen, only close the 
            #    game menu if a game has been loaded
            if self.enable_save == 0 and lg.get_result () == 0:
                return
            
        # -- Save Game
        elif self.retval == 3:
            lg = data_screen (SAVE_SCREEN)
            lg.set_activate (1)
            
            # -- hide the game menu
            self.set_visible (0)
            
            # -- open the Load screen
            gamedata_engine ().main (lg, "save_screen")

        # -- close the main menu        
        gamedata_engine ().main_quit ()


    # -- Scrolls the different menu options into view
    def create_menu (self, moves, goals):
        done = len (self.labels)

        for i in range (len (self.labels)):
            label = self.labels[i]
            step = moves[i]
            goal = goals[i]
            mod = 1
            j = 0

            if step < 0:
                step = -step
                mod = -1

            for j in range (step):
                if goal == label.x () + j*mod:
                    done = done - 1
                    break
            label.move (label.x () + j*mod, label.y ())

        return done

    def __del__ (self):
        pass

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